Detector, crystal
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1969.0537.001
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- OBJECT TYPE
- SILICON CRYSTAL
- DATE
- 1940–1941
- ARTIFACT NUMBER
- 1969.0537.001
- MANUFACTURER
- National Research Council
- MODEL
- GL III C
- LOCATION
- Ottawa, Ontario, Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- POLYSTYRENE/ SILICON/ TUNGSTEN/ BAKELITE/ OTHER METAL
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 5.1 cm
- Height
- 4.2 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Radar
- Sub-Category
- N/A
Manufacturer
- AKA
- NRC
- Country
- Canada
- State/Province
- Ontario
- City
- Ottawa
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- WWII
- Canada
-
USED IN FIRST CANADIAN RADAR UNITS - Function
-
USED AS DETECTORS IN GL III C MAGNETRON RADAR RECEIVERS. - Technical
-
PART OF ONGOING EXPERIMENTS IN RADAR DEVELOPMENT CARRIEDOUT BY NRC DURING WWII/ WERE NOT AS STABLE AS CERAMIC CRYSTALS BUT COULD BE READJUSTED IN CASE OF LOSS OF SENSITIVITY DUE TO SHOCK OR OTHER CAUSES. - Area Notes
-
Unknown
Details
- Markings
- HANDWRITTEN IN PENCIL ON INSIDE TOP OF CASE: '1 2 3 4 5 6 7'
- Missing
- 4 HAVE THEIR ADJUSTABLE SCREWS MISSING
- Finish
- CLEAR POLYSTYRENE CAPSULE, GOLD SCREWS; BLACK CASE
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
National Research Council, Detector, crystal, between 1940–1941, Artifact no. 1969.0537, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0537.001/
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